| Source Data | |
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| Rank | species |
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| Taxonomy (GBIF) | Life : Animalia : Echinodermata : Holothuroidea : Apodida : Achistridae : Achistrum : Achistrum monochordata |
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| Taxonomy (PBDB) | Life : Animalia : Echinodermata : Holothuroidea : Apodida : Achistridae : Achistrum : Achistrum monochordata |
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| Taxonomic Status (GBIF) | accepted |
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Classification
(PBDB,GBIF) | |
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| Generic Name | Achistrum |
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| Scientific Name | Achistrum monochordata (Hodson et al., 1956) |
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| Opinions (PBDB) | | Name | Rank | Opinion | Evidence | Author |
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| Achistrum monochordata | species | belongs to Achistrum | stated without evidence | Hodson et al., 1956 | | Achistrum monochordata | species | belongs to Achistrum (Cancellrum) | stated without evidence | Hampton, 1958 | | Achistrum monochordata | species | belongs to Achistrulum | stated without evidence | Deflandre-Rigaud, 1962 | | Achistrum monochordata | species | belongs to Achistrum (Cancellrum) | stated without evidence | Fletcher, 1962 | | Achistrum monochordata | species | belongs to Achistrum | stated without evidence | Gutschick et al., 1967 | | Achistrum monochordata | species | belongs to Achistrum (Cancellrum) | stated without evidence | Garbowska and Wierzbowski, 1967 | | Achistrum monochordata | species | belongs to Achistrum | stated without evidence | Mostler and Rahimi-Yazd, 1976 | | Achistrum monochordata | species | belongs to Achistrum (Cancellrum) | stated without evidence | Soodan and Whatley, 1987 | | Achistrum monochordata | species | belongs to Achistrum | stated without evidence | Gilliland, 1992 |
|
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| Status (PBDB) | extinct |
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| Taxon Size (PBDB) | 1 |
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| First Recorded Appearance | 359 - 354 Ma
Paleozoic |
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| Last Recorded Appearance | 113 - 101 Ma
Early/Lower Cretaceous |
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| Environment | marine (based on Echinodermata) |
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| Motility | actively mobile (based on Apodida) |
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| Vision | blind (based on Holothuroidea) |
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| Diet | detritivore (based on Apodida) |
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| Reproduction | dispersal=water,planktonic (based on Echinodermata) |
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| Ontogeny | accretion,addition of parts (based on Echinodermata) |
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| Taphonomy | high Mg calcite (based on Apodida) |
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| Primary Reference (PBDB) | F. Hodson, B. Harris, and L. Lawson. 1956. Holothurian spicules from the Oxford clay of Redcliff, near Weymouth (Dorset). Geological Magazine 93(4):336-344 |
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| Year | Name and Author |
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| 1967 | Achistrum monochordata Gutschick et al. p. 1471 figs. Pl. 187, fig. 30 |
| 1969 | Achistrum (Cancellrum) monochordata Górka and Luszczewska pp. 382-383 figs. pl. 79 figs 2-6 |
| 1971 | Achistrum bartensteini Kozur and Mostler p. 26 |
| 1971 | Achistrum (Cancellrum) monochordata Zawidzka p. 434 figs. Text-fig. 2, PI. 1 fig. 7 |
| 1976 | Achistrum monochordata Mostler and Rahimi-Yazd pp. 12-13 figs. pl. 3 fig. 18 |
| 1977 | Achistrum monochordata Wernlund pp. 42-46 figs. PI. 1 figs 1-5 |
| 1987 | Achistrum (Cancellrum) bichordata Soodan and Whatley p. 168 figs. pl. 1 fig. F |
| 1987 | Achistrum (Cancellrum) monochordata Soodan and Whatley p. 168 figs. pl. 1 fig. L, M, S, R |
| 1992 | Achistrum monochordata Gilliland pp. 194-196 figs. pl. 4 figs 1-8 |
| 1992 | Achistrum bichordata Henderson et al. p. 13 figs. Pl. 2, M |
| 1992 | Achistrum monochordata Henderson et al. p. 13 figs. Pl. 2 fig. I, J |
| 1999 | Achistrum monochordata Reich pp. 385-387 figs. pl. 1 figs 1, 2 |
| 2002 | Achistrum monochordata Kalita et al. p. 141 figs. pl. 1 fg. 16 |
| Hodson F., Harris B., et al (1956) Holothurian spicules from the Oxford clay of Redcliff, near Weymouth (Dorset), Geological Magazine 93 4, 336-344 |
| Frizzell D. L., Exline H. (1955) Monograph of fossil holothurian sclerites, Bulletin of the Missouri University School of Metallurgy and Mines, Technical series 89, 1-204 |
| Hampton J. S. (1958) Subgenera of the Holothurian Genus Achistrum, Micropaleontology 4 1, 75-77 |
| Said R., Barakat M. G. (1958) Jurassic Microfossils from Gebel Maghara, Sinai, Egypt, Micropaleontology 4 3, 231-272 |
| Summerson C. H., Campbell L. J. (1958) Holothurian Sclerites from the Kendrick Shale of Eastern Kentucky, Journal of Paleontology 32 5, 961-969 |
| Deflandre-Rigaud M. (1962) Contribution à la connaissance des sclérites d'holothurides fossiles, Mémoires du Muséum National d'Histoire Naturelle, Paris, Série C 11, 1-123 |
| Fletcher B. N. (1962) Some holothurian spicules from the Ampthill Clay of Melton, near Hull (Yorkshire), Geological Magazine 99 4, 322-326 |
| Garbowska J., Wierzbowski A. (1967) Some holothurian sclerites from the Polish Jurassic, Acta Palaeontologica Polonica 12 4, 523-541 |
| Gutschick R. C., Canis W. F., et al (1967) Kinderhook (Mississippian) holothurian sclerites from Montana and Missouri, Journal of Paleontology 41 6, 1461-1480 |
| Górka H., Luszczewska L. (1969) Holothurian sclerites from the Polish Jurassic and Tertiary, Rocznik Polskiego Towarzystwa Geologicznego 39 1-3, 68-79 |
| Kozur H., Mostler H. (1971) Holothurien-Sklerite und Conodonten aus der Mittel- und Obertrias von Köveskál (Balatonhochland, Ungarn), Geologisch-Paläontologische Mitteilungen Innsbruck 1 10, 1-36 |
| Zawidzka K. (1971) Triassic Holothurian sclerites from Tatra mountains, Acta Palaeontologica Polonica 16 4, 429-450 |
| Mostler H., Rahimi-Yazd A. (1976) Neue Holothuriensklerite aus dem Oberperm von Julfa in Nordiran, Geologisch-Paläontologische Mitteilungen Innsbruck 5, 1-35 |
| Wernlund R. J. (1977) , Biostratigraphy and paleocology of Holothurian sclerites from the Pinery Member, Bell Canyon Formation (Permian) of the Delaware Basin of West Texas. Master thesis, Geosciences Faculty of Texas Tech University, 1-122 |
| Soodan K. S., Whatley R. (1987) Fossil Holothuroidea from the Jurassic of Great Britain. Part - 1, Geoscience Journal, Lucknow 8 1-2, 163-174 |
| Gilliland P. M. (1992) Holothurians in the Blue Lias of Southern Britain, Palaeontology 35 1, 159-210 |
| Henderson A. S., Talwar A. D., et al (1992) Some Holothurian sclerites from the Corallian Group of north Dorset, Proceedings of the Ussher Society 8, 11-14 |
| Reich M. (1999) über Achistrum huckei (Frizzell & Hexline 1956) [Holothuroidea, Echinodermata] aus der Unterkreide von Bartin (Hinterpommern), Greifswalder Geowissenschaftliche Beiträge 6, 383-391 |
| Kalita K. D., Kulshreshtha S. K., et al (2002) Fossil holothurian sclerite assemblage from the Callovian-Oxfordian rocks of Jaisalmer, Western Rajasthan, India, Journal Palaeontological Society, India 47, 137-144 |
Achistrum monochordata ✝
